Popular in | June |
---|---|
Cheapest in | January |
Round-trip from | C$ 359 |
One-way from | C$ 312 |
Travellers have found that booking a Wednesday departure is the best way to save up to 43% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 50 days in advance, which can save you up to 68% on flights from Seattle to Washington, D.C. Dulles Intl Airport compared to booking the week you need them. Waiting 50 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 612. For sooner than that we have options available in the next 3 days from C$ 870.
February is one of the best times of the year to fly to Washington, D.C. Dulles Intl Airport from Seattle. Prices for February average C$ 552 per person but you can even find prices for as low as C$ 171. The most expensive prices can be found in the month of June. Opting for a February flight can save you 25% on your journey compared to booking in June
A simple way to save on the total cost of your ticket is to fly from Seattle to Washington, D.C. Dulles Intl Airport at noon. If you’re flexible enough to do this you can expect to save up to 42% on your trip compared to booking a flight in the afternoon.
Fly from
Fly to
Budget
C$ 379 - C$ 537
Route
Depart
Return
Price
Seattle/Tacoma IntlWashington, D.C. Dulles Intl
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
mié. 29/5
Nonstop5h 12m
Washington, D.C. Dulles Intl
mié. 5/6
Nonstop5h 30m
Seattle/Tacoma IntlWashington, D.C. Dulles Intl
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
mié. 29/5
Nonstop4h 59m
Washington, D.C. Dulles Intl
sáb. 1/6
Nonstop5h 40m
Seattle/Tacoma IntlWashington, D.C. Dulles Intl
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
vie. 31/5
1 stop17h 48m
Washington, D.C. Dulles Intl
mié. 5/6
1 stop11h 05m
Seattle/Tacoma IntlWashington, D.C. Dulles Intl
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
mié. 5/6
Nonstop5h 10m
Washington, D.C. Dulles Intl
mar. 11/6
Nonstop5h 55m
Seattle/Tacoma IntlWashington, D.C. Dulles Intl
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
jue. 30/5
Nonstop5h 03m
Washington, D.C. Dulles Intl
mar. 11/6
Nonstop5h 55m
Seattle/Tacoma IntlWashington, D.C. Dulles Intl
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
mié. 29/5
1 stop13h 47m
Washington, D.C. Dulles Intl
mar. 11/6
1 stop7h 45m
Seattle/Tacoma IntlWashington, D.C. Dulles Intl
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
mar. 20/8
1 stop9h 15m
Washington, D.C. Dulles Intl
dom. 25/8
1 stop9h 29m
Seattle/Tacoma IntlWashington, D.C. Dulles Intl
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
mar. 20/8
1 stop12h 56m
Washington, D.C. Dulles Intl
dom. 25/8
2 stops22h 32m
Seattle/Tacoma IntlWashington, D.C. Dulles Intl
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
jue. 30/5
1 stop6h 30m
Washington, D.C. Dulles Intl
mar. 4/6
Nonstop5h 47m
Currently, September is the cheapest month in which you can book a flight from Seattle to Washington, D.C. Dulles Intl Airport (average of C$ 250). Flying from Seattle to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of C$ 387). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
January
C$ 383
February
C$ 352
March
C$ 385
April
C$ 377
May
C$ 430
June
C$ 481
July
C$ 530
August
C$ 481
September
C$ 342
October
C$ 371
November
C$ 423
December
C$ 366
WAS Temperature | 2 - 27 °C |
---|
Comfort
Overall
Boarding
Crew
Food
Entertainment
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Comfort
Overall
Boarding
Crew
Food
Entertainment
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Comfort
Overall
Boarding
Crew
Food
Entertainment
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Comfort
Overall
Boarding
Crew
Food
Entertainment
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Comfort
Overall
Boarding
Crew
Food
Entertainment
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
Comfort
Overall
Boarding
Crew
Food
Entertainment
Reviews
I paid for an aisle seat and found I was bumped to the middle seat. No entertainment at all, bathroom was so tiny, a woman had a hard time in there. Seems it was considered for men only. This was my first time on Alaska airlines. I don’t think I want to fly on Alaska Airlines again.
1%of flight departures | Early morningMidnight to 6 am |
---|---|
48%of flight departures | Morning6 am to noon |
16%of flight departures | AfternoonNoon to 6 pm |
35%of flight departures | Evening6 pm to midnight |
Sunday | 16daily flights |
---|---|
Monday | 17daily flights |
Tuesday | 14daily flights |
Wednesday | 15daily flights |
Thursday | 14daily flights |
Friday | 16daily flights |
Saturday | 16daily flights |
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